Alert archive / North Carolina / Special Weather Statements in 2012

Special Weather Statement, NWS Wilmington, NC

October 1, 2012Columbus County, North Carolina

NWS Wilmington, NC issued this special weather statement at Oct 1, 2012, 5:24 PM EDT for Columbus County, North Carolina. It was in force for 66 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued: Oct 1, 2012, 5:24 PM EDT (21:24 UTC)
Expired: Oct 1, 2012, 6:30 PM EDT
In force: 66 min
Issued by: NWS Wilmington, NC

County Columbus County, NC

The radar

The Wilmington radar (KLTX), 46 km from the middle of the area, began a volume at 21:26 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The nearest sounding before it

Charleston AFB, SC (KCHS), launched 12:00Z, 9.4 hours before the alert went out and 177 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1483 J/kg
Mixed-layer CIN: -1 J/kg
Mixed-layer LCL: 464 m above ground
0-6 km bulk shear: 37 kt
0-1 km storm-relative helicity: 153 m²/s²
0-3 km storm-relative helicity: 185 m²/s²
Significant tornado parameter: 0.9
Supercell composite: 6.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Wilmington, NC wrote its last area forecast discussion before this special weather statement went out at Oct 1, 3:59 PM EDT, 1 hour 25 minutes earlier.

Area forecast discussion, Oct 1, 3:59 PM EDT, 1 hour 25 minutes before

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Hazardous weather outlook, Oct 1, 4:31 PM EDT, 53 minutes before

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In the hours before

Local storm report, Oct 1, 3:16 PM EDT, 2 hours 8 minutes before

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Special weather statement, Oct 1, 3:22 PM EDT, 2 hours 2 minutes before

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Special weather statement, Oct 1, 5:15 PM EDT, 9 minutes before

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Special weather statement, Oct 1, 5:24 PM EDT, 0 minutes before

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The office that day

Everything else NWS Wilmington, NC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Oct 1, 2:45 PM EDT	Tornado Warning	ILM	Horry	45 min
Oct 1, 3:22 PM EDT	Special Weather Statement	ILM	Columbus	38 min
Oct 1, 5:15 PM EDT	Special Weather Statement	ILM	Bladen	45 min
Oct 1, 5:37 PM EDT	Tornado Warning	ILM	Bladen, Columbus	53 min
Oct 1, 5:58 PM EDT	Special Weather Statement	ILM	Columbus	62 min
Oct 1, 6:10 PM EDT	Tornado Warning	ILM	Bladen, Columbus, Robeson	50 min
Oct 1, 6:26 PM EDT	Tornado Warning	ILM	Bladen, Pender	44 min
Oct 1, 6:29 PM EDT	Special Weather Statement	ILM	Columbus	61 min
Oct 1, 6:58 PM EDT	Special Weather Statement	ILM	Bladen	62 min
Oct 1, 7:11 PM EDT	Special Weather Statement	ILM	Bladen	34 min

Nearby

Special Weather Statements in North Carolina, 2012 Every special weather statement in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.